Bulk SMS & WhatsApp Business API in KolkataSMS Gateway Center

Your trusted partner for bulk SMS & WhatsApp Business API in Kolkata

Bulk SMS & WhatsApp Business API in Kolkata

Welcome to SMS Gateway Center, your trusted solution for bulk SMS in Kolkata and WhatsApp Business API in Kolkata. We empower businesses, startups, and enterprises to connect with their audience instantly using SMS and WhatsApp—the most effective messaging platforms today. As the leading SMS gateway provider in Kolkata, we offer fast, secure, and affordable tools to help you grow your brand in Eastern India’s cultural and commercial capital. Start engaging your customers now!

Explore more places at our All India SMS & WhatsApp Services.


Why Choose Bulk SMS and WhatsApp Business API in Kolkata?

Kolkata, a bustling metropolis with a rich heritage and growing business landscape, demands efficient communication solutions. With millions of mobile users, bulk SMS services in Kolkata and WhatsApp Business API are ideal for reaching your audience. Here’s why SMS Gateway Center stands out:

  • Instant Delivery: SMS sent in seconds; WhatsApp messages in real-time.
  • Cost-Effective: Affordable plans for businesses of all sizes.
  • High Engagement: SMS boasts a 98% open rate; WhatsApp offers rich media interaction.
  • DND Compliance: Promotional SMS for non-DND numbers; WhatsApp for opt-in users.
  • Scalability: Send thousands or millions of messages across Kolkata effortlessly.
Why Choose Bulk SMS and WhatsApp Business API in Kolkata

Bulk SMS and WhatsApp Business API Services

Our Bulk SMS and WhatsApp Business API Services in Kolkata

SMS Gateway Center provides a full range of messaging solutions tailored for Kolkata businesses:

  1. Promotional Bulk SMS
    Boost your campaigns with targeted SMS for offers, promotions, and events.
  2. Transactional Bulk SMS
    Send real-time alerts, OTPs, or updates 24/7, even to DND numbers.
  3. WhatsApp Business API
    Engage customers with personalized messages, images, PDFs, and interactive buttons.
  4. OTP SMS
    Secure transactions with fast, reliable one-time password delivery.
  5. Voice SMS & Missed Call Services
    Complement SMS and WhatsApp with OBD voice campaigns or missed-call options.

Why SMS Gateway Center is the Top SMS Gateway Provider in Kolkata

We’re more than just an SMS gateway provider in Kolkata—we’re your partner for WhatsApp Business API in Kolkata. Here’s what sets us apart:

  • Robust Infrastructure: Direct telecom partnerships and WhatsApp-approved APIs for seamless delivery.
  • Unified Platform: Manage SMS and WhatsApp campaigns from one intuitive dashboard.
  • Data Security: Encrypted SMS and WhatsApp messaging for sensitive data.
  • 24/7 Support: Expert assistance whenever you need it.
  • Competitive Pricing: Affordable rates with no hidden costs—get a quote today!
Unified Platform

Benefits of Bulk SMS and WhatsApp Business API

Benefits of Bulk SMS and WhatsApp Business API for Kolkata Businesses

In Kolkata‘s vibrant market, effective communication drives growth. Here’s how our services benefit you:

  • Multi-Channel Reach: Use SMS for quick updates and WhatsApp for rich engagement.
  • Personalized SMS Marketing: Target specific audiences with tailored messages.
  • Customer Trust: Build loyalty with timely, professional outreach.
  • Brand Visibility: Stand out in Kolkata’s competitive business landscape.
  • Actionable Insights: Track SMS delivery and WhatsApp Business API responses with analytics.

How to Get Started with Bulk SMS and WhatsApp in Kolkata

Launch your bulk SMS in Kolkata or WhatsApp Business API campaign with ease:

  1. Sign Up: Register for free on our platform.
  2. Pick Your Plan: Choose a package for SMS, WhatsApp, or both.
  3. Add Contacts: Upload your list or integrate via API.
  4. Create Messages: Use templates for SMS or craft rich WhatsApp content.
  5. Launch & Monitor: Send campaigns and track results in real-time.
How to Get Started with Bulk SMS and WhatsApp

Industries We Serve

Industries We Serve in Kolkata

We cater to Kolkata‘s diverse sectors with customized bulk SMS services in Kolkata and WhatsApp Business API solutions:


Contact the Leading SMS and WhatsApp Provider in Kolkata

Don’t let your message get lost in Kolkata’s busy streets. Partner with SMS Gateway Center, the top SMS gateway provider in Kolkata, and unlock the power of bulk SMS and WhatsApp Business API in Kolkata. Call us at 919619141191 or email contact @ smsgatewaycenter.com for a personalized quote today!

Get a quote for Bulk SMS Services in Kolkata here: Pricing

Contact the Leading SMS and WhatsApp Provider

Return to our All India SMS & WhatsApp Services to explore more cities and states.


Frequently Asked Questions (FAQs) About Bulk SMS and WhatsApp Business API in Kolkata

What is Bulk SMS, and how can it help my Kolkata business?

Bulk SMS involves sending mass text messages to multiple recipients. For Kolkata businesses, bulk SMS services in Kolkata offer a fast, affordable way to promote offers, send alerts, or engage customers. SMS Gateway Center ensures instant reach in this cultural hub.

How does SMS Gateway Center ensure bulk SMS delivery in Kolkata?

As the leading SMS gateway provider in Kolkata, we use direct telecom connections for reliable, high-speed delivery. Our platform offers 100% uptime and detailed reports to track your bulk SMS in Kolkata.

What is WhatsApp Business API, and why use it in Kolkata?

The WhatsApp Business API enables rich, personalized messaging (text, images, buttons) via WhatsApp. In Kolkata, our WhatsApp Business API in Kolkata enhances customer engagement, making it perfect for this bustling market.

Can I send bulk SMS to DND numbers in Kolkata?

Promotional SMS to DND numbers is restricted by TRAI rules. However, our bulk SMS services in Kolkata support transactional SMS (e.g., OTPs) to DND numbers 24/7, while promotional messages target non-DND users effectively.

How does WhatsApp Business API differ from bulk SMS?

Bulk SMS in Kolkata excels at short, one-way messages with high open rates, while WhatsApp Business API in Kolkata offers two-way, rich-media communication. SMS Gateway Center provides both for a complete strategy.

Are bulk SMS and WhatsApp Business API expensive in Kolkata?

Not with us! SMS Gateway Center offers cost-effective plans for bulk SMS in Kolkata and WhatsApp Business API in Kolkata, tailored to startups, SMEs, and enterprises. Get a custom quote today!

How secure are your SMS and WhatsApp services?

Security is our priority. Our SMS gateway provider in Kolkata offers encrypted SMS for sensitive data, and our WhatsApp Business API uses end-to-end encryption to protect your business and customers.

Can I schedule bulk SMS and WhatsApp messages in Kolkata?

Yes! Our platform lets you schedule bulk SMS services in Kolkata and WhatsApp Business API campaigns, ensuring your messages reach Kolkata customers at the perfect time.

Which Kolkata industries benefit from your services?

We serve e-commerce, banking, education, healthcare, real estate, and hospitality with tailored bulk SMS services in Kolkata and WhatsApp Business API solutions.

Omnichannel Messaging Solutions by SMSGatewayCenter

We Serve in Major Indian Cities & States



Reach Kolkata Customers with Bulk SMS & WhatsApp Messaging Today!

Reach Kolkata Customers with Bulk SMS & WhatsApp Messaging Today!

Send targeted SMS & WhatsApp Messaging to Kolkata numbers—get started in minutes! Start Messaging Now!

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Testimonials

Why do Great Businesses Trust SMS Gateway Center?

K

Kurlon IT

2022-08-04

We have tied up with other SMS providers also, but SMS GatewayCenter is quite good. Good Service from the team. We are very happy with the service be it accounts related or technical issue. We always get good response.

I

INOX Air Products

2018-02-09

We have an excellent experience with SMS Gateway Center. The services and support has been of very high standard.

R

Rohit Singh Rawat

2017-06-05

It is the best SMS gateway to send bulk messages. It's the best and easiest way to reach out to your goals... Planning is everything to attain goal and adding SMS Gateway Center in that plan will definitely help in accomplishing goals... Thanks to the developers...

A

Anil Singh

2018-02-09

We have an excellent experience with SMS Gateway Center. The services and support has been of very high standard.